First practice for the GRAND-AM inaugural event at Kansas Speedway saw top teams lay down fast laps.

Memo Rojas turned the fastest lap in opening Rolex Sports Car Series practice on Friday, turning a lap of 1:10.276 (121.41 mph) in the No. 01 Telcel/TELMEX BMW/Riley. Joao Barbosa was second, followed by Alex Gurney.

Ozz Negri was fastest midway through the session before John Pew impacted the wall in the NASCAR banking driving the No. 60 Michael Shank Racing Ford/Riley. Pew was uninjured, with the crew evaluating the damage.